body,
div,
h3,
form,
ul,
dl,
dd,
dt,
ol,
li,
span,
p,
a,
img,
button {
  margin: 0;
  padding: 0;
  border: 0;
  font-family: '微软雅黑';
}
ul,
ol,
li {
  list-style: none;
}
a {
  text-decoration: none;
}
img {
  max-width: 100%;
}
input:focus {
  outline: none;
}
button {
  cursor: pointer;
}
/* 页面格式化结束 */
